<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        p{
            color: red;
        }
        span{
            color: green;
        }
    </style>
</head>
<body>
    <script>
    for(let i=1;i<=100;i++){
        if(i%2==0){
            document.writeln(`<p>${i}</p><br>`)
        }else{
            document.writeln(`<span>${i}</span><br>`)
        }
    }
    </script>
</body>
</html>